package com.itheima.mapper;

import com.baomidou.mybatisplus.core.mapper.BaseMapper;
import com.itheima.entity.SysConfig;
import org.apache.ibatis.annotations.Mapper;
import org.apache.ibatis.annotations.Select;

import java.util.List;

/**
 * <p>
 *  Mapper 接口
 * </p>
 *
 * @author author
 * @since 2022-05-22
 */
@Mapper
public interface ConfigMapper extends BaseMapper<SysConfig> {

    @Select("select attr_key from sys_config")
     List<String> get();



}
